2555940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1039}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 7338240

約数和(自身を除く): 4782300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1039, 1230, 2078, 2460, 3117, 4156, 5195, 6234, 10390, 12468, 15585, 20780, 31170, 42599, 62340, 85198, 127797, 170396, 212995, 255594, 425990, 511188, 638985, 851980, 1277970, 2555940]

約数ペア:

[(1, 2555940), (2, 1277970), (3, 851980), (4, 638985), (5, 511188), (6, 425990), (10, 255594), (12, 212995), (15, 170396), (20, 127797), (30, 85198), (41, 62340), (60, 42599), (82, 31170), (123, 20780), (164, 15585), (205, 12468), (246, 10390), (410, 6234), (492, 5195), (615, 4156), (820, 3117), (1039, 2460), (1230, 2078)]